netdev - Re: [PATCH 3/14] drivers/vhost/vhost.c: delete double assignment

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Message-ID: <20101026110644.GA7922@redhat.com>
Date:	Tue, 26 Oct 2010 13:06:44 +0200
From:	"Michael S. Tsirkin" <mst@...hat.com>
To:	Julia Lawall <julia@...u.dk>
Cc:	kernel-janitors@...r.kernel.org, kvm@...r.kernel.org,
	virtualization@...ts.osdl.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/14] drivers/vhost/vhost.c: delete double assignment

On Tue, Oct 26, 2010 at 12:25:32PM +0200, Julia Lawall wrote:
> From: Julia Lawall <julia@...u.dk>
> 
> Delete successive assignments to the same location.
> 
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
> 
> // <smpl>
> @@
> expression i;
> @@
> 
> *i = ...;
>  i = ...;
> // </smpl>
> 
> Signed-off-by: Julia Lawall <julia@...u.dk>

Thanks, applied.

> ---
>  drivers/vhost/vhost.c |    1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
> index 94701ff..ed27727 100644
> --- a/drivers/vhost/vhost.c
> +++ b/drivers/vhost/vhost.c
> @@ -157,7 +157,6 @@ static void vhost_vq_reset(struct vhost_dev *dev,
>  	vq->avail_idx = 0;
>  	vq->last_used_idx = 0;
>  	vq->used_flags = 0;
> -	vq->used_flags = 0;
>  	vq->log_used = false;
>  	vq->log_addr = -1ull;
>  	vq->vhost_hlen = 0;
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